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Across 1. a low pressure weather system 8. the global climate change policy agreed at a city in Japan 11. when people of different ethnicities choose to live in different areas of a city 13. the point where 2 slabs of the Earth's surface meet 14. a graph to show the population structure of a place 16. an area on one side of a mountain that experiences drier conditions 18. a measure of the number of people that are born in a country 20. the soaking of water into the ground surface 22. this erupts a minimum of 1000cubic kilometres of ash, rock and gas 23. this will bring calm, settled weather

Down 2. a place where people have no legal right to the land their homes are on 3. An area of a country that is protected for its natural beauty or cultural heritage 4. the method London used to reduce traffic problems 5. a type of river management that works with the natural processes 6. a sustainable city in Brazil 7. a sustainable form of tourism 9. the vertically sided valley that is left as a waterfall retreats upstream 10. a tourist destination that attracts visitors in large numbers 12. this is increasing and causing global warming 15. the process of the proportion of people living in towns and cities increasing 17. the feature that is left as a meander is cut off 19. mostly consists of terraced housing 21. an LEDC that was massively affected by an earthquake in 2010